ZipRecruiter

Log In

1

Api Developer Jobs in California (NOW HIRING)

Tranzeal Incorporated

CPI Developer

Santa Clara, CA · On-site

Tranzeal Incorporated is seeking a CPI Developer to join their team in Santa Clara, CA. The role ... patterns, API management, and designing flows between SAP and non-SAP systems. • Experience ...

Sonsoft Inc

Fuse Developer

Walnut Creek, CA · On-site

... and API design.. * Knowledge of Change & Incident Management process (CMRs, etc.). * NoSql ... Exposure to DevOps. * Analytical skills * Experience and desire to work in a Global delivery ...

Crusoe

Senior API Integration Engineer

Sunnyvale, CA · On-site

About This Role We're seeking a Senior API Integration Engineer to serve as a strategic technical ... Workato Foundations or Integration Developer certifications * Experience with leading enterprise ...

Crusoe

Senior API Integration Engineer

Sunnyvale, CA · On-site

About This Role We're seeking a Senior API Integration Engineer to serve as a strategic technical ... Workato Foundations or Integration Developer certifications * Experience with leading enterprise ...

Anthropic

Senior Staff Software Engineer, API

San Francisco, CA · On-site

$144K - $190K/yr

... Developer Platform team and serve as the senior-most individual contributor across API Engineering. Since launch, the Claude API has seen rapid growth and adoption by companies of all sizes to build ...

Spokeo

Senior Software Developer, API

Pasadena, CA · On-site +1

$143K - $199K/yr

About this Opportunity We are seeking an experienced senior API engineer to design, build, and maintain scalable, reliable APIs and distributed systems. This role focuses on developing high ...

Spokeo

Senior Software Developer, API

Pasadena, CA · Remote

$59.50 - $78.50/hr

About this Opportunity We are seeking an experienced senior API engineer to design, build, and maintain scalable, reliable APIs and distributed systems. This role focuses on developing high ...

Postman

Head of AI Platform Engineering

San Francisco, CA · On-site

$310K - $400K/yr

Proven leadership experience managing AI or platform teams, preferably in API-centric or developer platform companies. * Strong technical background in AI, machine learning, and API platforms with ...

Postman

Head of AI Platform Engineering

San Francisco, CA · On-site

$212K - $273K/yr

Required : • Proven leadership experience managing AI or platform teams, preferably in API-centric or developer platform companies. • Strong technical background in AI, machine learning, and API ...

Integrated Resources INC

Web Developer

Sacramento, CA · On-site

REST API developers - NodeJS, Javascript Duration: 1 Year + Location: Sacramento CA W2 ,C2C will work Multiple spots Job responsibilities: REST API developers - NodeJS, Javascript Total software ...

next page

Showing results 1-20

All JobsApi Developer JobsApi Developer Jobs in California

Api Developer information

See California salary details

$10

$59

$76

How much do api developer jobs pay per hour?

As of Jul 15, 2026, the average hourly pay for api developer in California is $59.10, according to ZipRecruiter salary data. Most workers in this role earn between $53.85 and $66.44 per hour, depending on experience, location, and employer.

Will AI replace APIs?

As an API developer, AI is more likely to augment API development by automating tasks like testing, documentation, and integration rather than replacing APIs themselves. APIs serve as essential interfaces for software communication, and AI tools can enhance their creation and maintenance but do not eliminate the need for APIs. Skills in API design, security, and AI integration remain valuable in this evolving environment.

What does an API developer do?

An API developer designs, builds, tests, and maintains application programming interfaces (APIs) that enable different software systems to communicate. They work with programming languages like Java, Python, or JavaScript and often use tools such as REST or SOAP to create reliable and secure data exchanges. Their role involves understanding system requirements, writing clean code, and ensuring APIs are scalable and well-documented.

How much does an API developer make?

An API developer's salary varies based on experience, location, and skills, but typically ranges from $70,000 to $130,000 annually. Senior developers with expertise in RESTful APIs, security, and cloud platforms can earn higher salaries, especially in competitive markets.

What does a typical workday look like for an API Developer?

A typical workday for an API Developer involves designing, coding, and testing APIs to ensure they meet business requirements and function optimally. You’ll frequently troubleshoot integration issues, review code for security and performance, and collaborate closely with front-end, back-end, and product teams to address evolving project needs. Daily tasks may include updating API documentation, participating in agile sprint meetings, and responding to technical support queries from other developers or partners. The work environment is often dynamic and collaborative, with a strong emphasis on continuous learning and adapting to new technologies.

Are API developers in demand?

API developers are in high demand due to the increasing reliance on web services and integrations across industries. Skills in REST, SOAP, and API management tools are particularly valuable, and the role often requires knowledge of programming languages like Python, Java, or JavaScript. The demand is expected to grow as digital transformation accelerates businesses' need for efficient data exchange and automation.

What does an API Developer do?

An API Developer is responsible for designing, building, and maintaining application programming interfaces (APIs) that enable software applications to communicate with each other. They ensure APIs are secure, scalable, and efficient, often working with technologies like REST, GraphQL, and SOAP. API Developers collaborate with front-end and back-end teams to integrate systems and improve functionality. Their role also involves debugging, optimizing performance, and documenting API usage.

What are the key skills and qualifications needed to thrive in the Api Developer position, and why are they important?

To thrive as an API Developer, you need strong programming skills in languages like JavaScript, Python, or Java, as well as a solid understanding of RESTful and SOAP API protocols. Proficiency with tools such as Postman, Swagger, and familiarity with API security, cloud platforms, and relevant certifications (like AWS Certified Developer) are commonly required. Excellent problem-solving abilities, attention to detail, and clear communication skills help you collaborate effectively and navigate complex development challenges. These capabilities are crucial for building reliable, scalable APIs that enable seamless integration between diverse systems and deliver value to users and teams.

What are the most commonly searched types of Api Developer jobs in California? The most popular types of Api Developer jobs in California are:
What are popular job titles related to Api Developer jobs in California? For Api Developer jobs in California, the most frequently searched job titles are:
What job categories do people searching Api Developer jobs in California look for? The top searched job categories for Api Developer jobs in California are:
What cities in California are hiring for Api Developer jobs? Cities in California with the most Api Developer job openings:
What are popular job titles related to Api Developer jobs in CA? For Api Developer jobs in CA, the most frequently searched job titles are:
Api Developer jobs near you
Infographic showing various Api Developer job openings in California as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $122,936 per year, or $59.1 per hour.

Senior API Integration Engineer

Crusoe

San Francisco, CA • On-site

Full-time

Re-posted 3 days ago

Job description

Job Summary:
Crusoe is on a mission to accelerate the abundance of energy and intelligence. They are seeking a Senior API Integration Engineer to drive enterprise-wide digital transformation through intelligent automation and scalable system integrations, leading the design and delivery of integrations across their People Tech ecosystem.
Responsibilities:
• Architecting and building enterprise-grade integrations using the Workato ONE platform to enable intelligent workflow automation
• Designing, developing, and maintaining deep API integrations across a broad enterprise application stack spanning business-critical systems(ERP, CRM, etc.)
• Leveraging AI-powered automation within Workato to improve efficiency, resiliency, and predictive process optimization
• Establishing reusable integration architecture patterns, frameworks, and governance standards that scale across both human-led and automated workflows
• Partnering with business and IT stakeholders to gather requirements, lead discovery sessions, assess ROI, and translate complex needs into scalable technical solutions
• Leading integration initiatives end-to-end, from concept through deployment, including sprint execution, technical reviews, and delivery accountability
• Providing senior-level escalation support, ensuring reliability, monitoring, alerting, and incident response for critical integrations
Qualifications:
Required:
• 7+ years of experience as an API Developer or Integration Engineer in enterprise environments
• 3+ years of hands-on production experience with Workato, ideally with Workato ONE
• Deep expertise building and operating complex Workato recipes, including error handling, monitoring, batch processing, custom connectors, SDK development, and API collections
• Interest in and exposure to AI-assisted development workflows and intelligent automation — you don't need to be an expert, but you should be excited about where integration engineering is heading
• Collaborating with internal software engineering teams to ensure integration patterns and API access are available for custom-built internal tools and automations
• Proven experience integrating enterprise SaaS platforms across domains such as HCM, ERP, CRM, finance, or similar
• Expert knowledge of enterprise integration best practices, EAI/SOA patterns, and iPaaS architectures
• Proficiency with RESTful APIs, webhooks, JSON/XML, OAuth 2.0, SAML, SOAP, RBAC, and API security best practices
• Experience with Agile/Scrum delivery, Jira/JSM, Confluence, and CI/CD workflows
• Strong understanding of HR data models, compliance requirements (e.g., GDPR, SOC 2), and secure handling of sensitive PII
Preferred:
• Workato Foundations or Integration Developer certifications
• Experience with leading enterprise SaaS platforms and their native integration tooling
• Experience with additional iPaaS platforms (e.g., MuleSoft, Boomi, Informatica)
• Background in HR technology consulting or HRIS implementations
• General experience with cloud platforms (AWS, Azure, or GCP), IaC tools, or identity and SSO integrations
• Experience in high-growth or highly regulated environments
Company:
Crusoe is a vertically integrated AI infrastructure company that builds and operates data centers powered by energy sources. Founded in 2018, the company is headquartered in Denver, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

Apply